57502900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 157489920

約数和(自身を除く): 99987020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 71, 89, 91, 100, 130, 140, 142, 175, 178, 182, 260, 284, 325, 350, 355, 356, 364, 445, 455, 497, 623, 650, 700, 710, 890, 910, 923, 994, 1157, 1246, 1300, 1420, 1775, 1780, 1820, 1846, 1988, 2225, 2275, 2314, 2485, 2492, 3115, 3550, 3692, 4450, 4550, 4615, 4628, 4970, 5785, 6230, 6319, 6461, 7100, 8099, 8900, 9100, 9230, 9940, 11570, 12425, 12460, 12638, 12922, 15575, 16198, 18460, 23075, 23140, 24850, 25276, 25844, 28925, 31150, 31595, 32305, 32396, 40495, 44233, 46150, 49700, 57850, 62300, 63190, 64610, 80990, 82147, 88466, 92300, 115700, 126380, 129220, 157975, 161525, 161980, 164294, 176932, 202475, 221165, 315950, 323050, 328588, 404950, 410735, 442330, 575029, 631900, 646100, 809900, 821470, 884660, 1105825, 1150058, 1642940, 2053675, 2211650, 2300116, 2875145, 4107350, 4423300, 5750290, 8214700, 11500580, 14375725, 28751450, 57502900]

約数ペア:

[(1, 57502900), (2, 28751450), (4, 14375725), (5, 11500580), (7, 8214700), (10, 5750290), (13, 4423300), (14, 4107350), (20, 2875145), (25, 2300116), (26, 2211650), (28, 2053675), (35, 1642940), (50, 1150058), (52, 1105825), (65, 884660), (70, 821470), (71, 809900), (89, 646100), (91, 631900), (100, 575029), (130, 442330), (140, 410735), (142, 404950), (175, 328588), (178, 323050), (182, 315950), (260, 221165), (284, 202475), (325, 176932), (350, 164294), (355, 161980), (356, 161525), (364, 157975), (445, 129220), (455, 126380), (497, 115700), (623, 92300), (650, 88466), (700, 82147), (710, 80990), (890, 64610), (910, 63190), (923, 62300), (994, 57850), (1157, 49700), (1246, 46150), (1300, 44233), (1420, 40495), (1775, 32396), (1780, 32305), (1820, 31595), (1846, 31150), (1988, 28925), (2225, 25844), (2275, 25276), (2314, 24850), (2485, 23140), (2492, 23075), (3115, 18460), (3550, 16198), (3692, 15575), (4450, 12922), (4550, 12638), (4615, 12460), (4628, 12425), (4970, 11570), (5785, 9940), (6230, 9230), (6319, 9100), (6461, 8900), (7100, 8099)]